diff options
author | Adam Langley <agl@imperialviolet.org> | 2014-06-20 23:00:00 +0400 |
---|---|---|
committer | Adam Langley <agl@chromium.org> | 2014-06-21 00:17:37 +0400 |
commit | c5c0c7e85325820eafe78d6d5793a441ce40ec78 (patch) | |
tree | 089bbedcdeae15c760cd2c47697550125dc0c988 /tool/tool.cc | |
parent | 80842bdb44855dd7f1dde64a3fa9f4e782310fc7 (diff) |
Split the speed tests into their own file.
Diffstat (limited to 'tool/tool.cc')
-rw-r--r-- | tool/tool.cc | 223 |
1 files changed, 2 insertions, 221 deletions
diff --git a/tool/tool.cc b/tool/tool.cc index 88d7cf72..4bcfdb3e 100644 --- a/tool/tool.cc +++ b/tool/tool.cc @@ -13,233 +13,14 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <string> -#include <functional> -#include <memory> #include <vector> -#include <stdint.h> -#include <time.h> - -#include <openssl/aead.h> -#include <openssl/bio.h> #include <openssl/err.h> -#include <openssl/obj.h> -#include <openssl/rsa.h> - -#if defined(OPENSSL_WINDOWS) -#include <Windows.h> -#endif - -extern "C" { -// These values are DER encoded, RSA private keys. -extern const uint8_t kDERRSAPrivate2048[]; -extern size_t kDERRSAPrivate2048Len; -extern const uint8_t kDERRSAPrivate4096[]; -extern size_t kDERRSAPrivate4096Len; -} -// TimeResults represents the results of benchmarking a function. -struct TimeResults { - // num_calls is the number of function calls done in the time period. - unsigned num_calls; - // us is the number of microseconds that elapsed in the time period. - unsigned us; - - void Print(const std::string &description) { - printf("Did %u %s operations in %uus (%.1f ops/sec)\n", num_calls, - description.c_str(), us, - (static_cast<double>(num_calls) / us) * 1000000); - } - - void PrintWithBytes(const std::string &description, size_t bytes_per_call) { - printf("Did %u %s operations in %uus (%.1f ops/sec): %.1f MB/s\n", - num_calls, description.c_str(), us, - (static_cast<double>(num_calls) / us) * 1000000, - static_cast<double>(bytes_per_call * num_calls) / us); - } -}; - -#if defined(OPENSSL_WINDOWS) -static uint64_t time_now() { return GetTickCount64() * 1000; } -#else -static uint64_t time_now() { - struct timespec ts; - clock_gettime(CLOCK_MONOTONIC, &ts); - - uint64_t ret = ts.tv_sec; - ret *= 1000000; - ret += ts.tv_nsec / 1000; - return ret; -} -#endif - -static bool TimeFunction(TimeResults *results, std::function<bool()> func) { - // kTotalMS is the total amount of time that we'll aim to measure a function - // for. - static const uint64_t kTotalUS = 3000000; - uint64_t start = time_now(), now, delta; - unsigned done = 0, iterations_between_time_checks; - - if (!func()) { - return false; - } - now = time_now(); - delta = now - start; - if (delta == 0) { - iterations_between_time_checks = 250; - } else { - // Aim for about 100ms between time checks. - iterations_between_time_checks = - static_cast<double>(100000) / static_cast<double>(delta); - if (iterations_between_time_checks > 1000) { - iterations_between_time_checks = 1000; - } else if (iterations_between_time_checks < 1) { - iterations_between_time_checks = 1; - } - } - - for (;;) { - for (unsigned i = 0; i < iterations_between_time_checks; i++) { - if (!func()) { - return false; - } - done++; - } - - now = time_now(); - if (now - start > kTotalUS) { - break; - } - } - - results->us = now - start; - results->num_calls = done; - return true; -} - -static bool SpeedRSA(const std::string& key_name, RSA *key) { - TimeResults results; - - std::unique_ptr<uint8_t[]> sig(new uint8_t[RSA_size(key)]); - const uint8_t fake_sha256_hash[32] = {0}; - unsigned sig_len; - - if (!TimeFunction(&results, - [key, &sig, &fake_sha256_hash, &sig_len]() -> bool { - return RSA_sign(NID_sha256, fake_sha256_hash, sizeof(fake_sha256_hash), - sig.get(), &sig_len, key); - })) { - fprintf(stderr, "RSA_sign failed.\n"); - BIO_print_errors_fp(stderr); - return false; - } - results.Print(key_name + " signing"); - - if (!TimeFunction(&results, - [key, &fake_sha256_hash, &sig, sig_len]() -> bool { - return RSA_verify(NID_sha256, fake_sha256_hash, - sizeof(fake_sha256_hash), sig.get(), sig_len, key); - })) { - fprintf(stderr, "RSA_verify failed.\n"); - BIO_print_errors_fp(stderr); - return false; - } - results.Print(key_name + " verify"); - - return true; -} -static bool SpeedAEADChunk(const EVP_AEAD *aead, const std::string &name, - size_t chunk_len) { - EVP_AEAD_CTX ctx; - const size_t key_len = EVP_AEAD_key_length(aead); - const size_t nonce_len = EVP_AEAD_nonce_length(aead); - const size_t overhead_len = EVP_AEAD_max_overhead(aead); - - std::unique_ptr<uint8_t[]> key(new uint8_t[key_len]); - memset(key.get(), 0, key_len); - std::unique_ptr<uint8_t[]> nonce(new uint8_t[nonce_len]); - memset(nonce.get(), 0, nonce_len); - std::unique_ptr<uint8_t[]> in(new uint8_t[chunk_len]); - memset(in.get(), 0, chunk_len); - std::unique_ptr<uint8_t[]> out(new uint8_t[chunk_len + overhead_len]); - memset(out.get(), 0, chunk_len + overhead_len); - - if (!EVP_AEAD_CTX_init(&ctx, aead, key.get(), key_len, - EVP_AEAD_DEFAULT_TAG_LENGTH, NULL)) { - fprintf(stderr, "Failed to create EVP_AEAD_CTX.\n"); - BIO_print_errors_fp(stderr); - return false; - } - - TimeResults results; - if (!TimeFunction(&results, [chunk_len, overhead_len, nonce_len, &in, &out, - &ctx, &nonce]() -> bool { - size_t out_len; - - return EVP_AEAD_CTX_seal(&ctx, out.get(), &out_len, - chunk_len + overhead_len, nonce.get(), - nonce_len, in.get(), chunk_len, NULL, 0); - })) { - fprintf(stderr, "EVP_AEAD_CTX_seal failed.\n"); - BIO_print_errors_fp(stderr); - return false; - } - - results.PrintWithBytes(name + " seal", chunk_len); - - EVP_AEAD_CTX_cleanup(&ctx); - - return true; -} - -static bool SpeedAEAD(const EVP_AEAD *aead, const std::string &name) { - return SpeedAEADChunk(aead, name + " (16 bytes)", 16) && - SpeedAEADChunk(aead, name + " (1350 bytes)", 1350) && - SpeedAEADChunk(aead, name + " (8192 bytes)", 8192); -} - -static bool Speed(const std::vector<std::string> &args) { - const uint8_t *inp; - - RSA *key = NULL; - inp = kDERRSAPrivate2048; - if (NULL == d2i_RSAPrivateKey(&key, &inp, kDERRSAPrivate2048Len)) { - fprintf(stderr, "Failed to parse RSA key.\n"); - BIO_print_errors_fp(stderr); - return false; - } - - if (!SpeedRSA("RSA 2048", key)) { - return false; - } - - RSA_free(key); - key = NULL; - - inp = kDERRSAPrivate4096; - if (NULL == d2i_RSAPrivateKey(&key, &inp, kDERRSAPrivate4096Len)) { - fprintf(stderr, "Failed to parse 4096-bit RSA key.\n"); - BIO_print_errors_fp(stderr); - return 1; - } - - if (!SpeedRSA("RSA 4096", key)) { - return false; - } - - RSA_free(key); - - if (!SpeedAEAD(EVP_aead_aes_128_gcm(), "AES-128-GCM") || - !SpeedAEAD(EVP_aead_aes_256_gcm(), "AES-256-GCM") || - !SpeedAEAD(EVP_aead_chacha20_poly1305(), "ChaCha20-Poly1305")) { - return false; - } - - return 0; -} +bool Speed(const std::vector<std::string> &args); -void usage(const char *name) { +static void usage(const char *name) { printf("Usage: %s [speed]\n", name); } |